IL108564A - Wide band, low noise, fine step tuning, phase locked loop frequency synthesizer - Google Patents
Wide band, low noise, fine step tuning, phase locked loop frequency synthesizerInfo
- Publication number
- IL108564A IL108564A IL108564A IL10856494A IL108564A IL 108564 A IL108564 A IL 108564A IL 108564 A IL108564 A IL 108564A IL 10856494 A IL10856494 A IL 10856494A IL 108564 A IL108564 A IL 108564A
- Authority
- IL
- Israel
- Prior art keywords
- frequency
- signal
- phase
- locked loop
- phase locked
- Prior art date
Links
- 230000004044 response Effects 0.000 claims description 21
- 238000001914 filtration Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 9
- 239000013078 crystal Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 230000002194 synthesizing effect Effects 0.000 description 5
- 230000002452 interceptive effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000013519 translation Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000010897 surface acoustic wave method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
- H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
- H03L7/23—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/015,957 US5317284A (en) | 1993-02-08 | 1993-02-08 | Wide band, low noise, fine step tuning, phase locked loop frequency synthesizer |
Publications (1)
Publication Number | Publication Date |
---|---|
IL108564A true IL108564A (en) | 1998-02-08 |
Family
ID=21774546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL108564A IL108564A (en) | 1993-02-08 | 1994-02-04 | Wide band, low noise, fine step tuning, phase locked loop frequency synthesizer |
Country Status (9)
Country | Link |
---|---|
US (1) | US5317284A (ja) |
EP (1) | EP0611134B1 (ja) |
JP (1) | JPH0795071A (ja) |
AU (1) | AU654789B2 (ja) |
CA (1) | CA2114984C (ja) |
DE (1) | DE69405791T2 (ja) |
ES (1) | ES2107126T3 (ja) |
IL (1) | IL108564A (ja) |
NO (1) | NO940398L (ja) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0143023B1 (ko) * | 1994-08-03 | 1998-08-01 | 김광호 | 디지탈 무선전화기의 송수신 신호처리 회로 |
US5642039A (en) * | 1994-12-22 | 1997-06-24 | Wiltron Company | Handheld vector network analyzer |
US6020733A (en) * | 1994-12-22 | 2000-02-01 | Anritsu Company | Two port handheld vector network analyzer with frequency monitor mode |
US6087865A (en) * | 1994-12-22 | 2000-07-11 | Anritsu Company | Programmable frequency divider |
US5717730A (en) * | 1995-12-22 | 1998-02-10 | Microtune, Inc. | Multiple monolithic phase locked loops |
US5870592A (en) * | 1996-10-31 | 1999-02-09 | International Business Machines Corp. | Clock generation apparatus and method for CMOS microprocessors using a differential saw oscillator |
US5838205A (en) * | 1997-02-18 | 1998-11-17 | International Business Machines Corporation | Variable-speed phase-locked loop system with on-the-fly switching and method therefor |
DE19738834A1 (de) * | 1997-09-05 | 1999-03-11 | Hella Kg Hueck & Co | Induktiver Winkelsensor für ein Kraftfahrzeug |
US5977779A (en) * | 1997-10-24 | 1999-11-02 | Anritsu Company | Handheld vecor network analyzer (VNA) operating at a high frequency by mixing LO and RF signals having offset odd harmonics |
US6014047A (en) * | 1998-01-07 | 2000-01-11 | International Business Machines Corporation | Method and apparatus for phase rotation in a phase locked loop |
US5949262A (en) * | 1998-01-07 | 1999-09-07 | International Business Machines Corporation | Method and apparatus for coupled phase locked loops |
DE19920190A1 (de) * | 1999-05-03 | 2000-11-09 | Hella Kg Hueck & Co | Induktiver Linearsensor und induktuver Winkelsensor |
US6107891A (en) * | 1999-05-06 | 2000-08-22 | Applied Micro Circuits Corporation | Integrated circuit and method for low noise frequency synthesis |
US6564039B1 (en) * | 2000-02-29 | 2003-05-13 | Motorola, Inc. | Frequency generation circuit and method of operating a tranceiver |
GB2363268B (en) * | 2000-06-08 | 2004-04-14 | Mitel Corp | Timing circuit with dual phase locked loops |
US6281727B1 (en) | 2000-10-05 | 2001-08-28 | Pericom Semiconductor Corp. | Fine-tuning phase-locked loop PLL using variable resistor between dual PLL loops |
ITTO20010083A1 (it) * | 2001-01-30 | 2002-07-30 | Marconi Mobile S P A | Perfezionamenti in, o relativi a, dispositivi ad anello ad aggancio di fase. |
US7155289B1 (en) | 2001-08-17 | 2006-12-26 | Advanced Bionics Corporation | Auto-referencing mixed mode phase locked loop for audio playback applications |
US7292891B2 (en) * | 2001-08-20 | 2007-11-06 | Advanced Bionics Corporation | BioNet for bilateral cochlear implant systems |
US6720806B1 (en) * | 2002-04-25 | 2004-04-13 | Applied Micro Circuits Corporation | Method and circuit for producing a reference frequency signal using a reference frequency doubler having frequency selection controls |
FR2845840B1 (fr) * | 2002-10-14 | 2005-09-16 | St Microelectronics Sa | Dispositif radiofrequence du type a frequence intermediaire nulle ou quasi-nulle minimisant la modulation frequentielle parasite appliquee a un oscillateur local integre. |
US20050062547A1 (en) * | 2003-09-22 | 2005-03-24 | Yossi Reuven | Method and apparatus to generate signals using two or more phase locked loops |
GB2430090B (en) * | 2005-09-08 | 2007-10-17 | Motorola Inc | RF synthesizer and RF transmitter or receiver incorporating the synthesizer |
US20120112806A1 (en) * | 2010-11-09 | 2012-05-10 | Sony Corporation | Frequency synthesizer and frequency synthesizing method |
US9444474B2 (en) * | 2014-05-09 | 2016-09-13 | Microsemi Semiconductor Ulc | Crystal oscillator noise compensation method for a multi-loop PLL |
CN111106830B (zh) * | 2019-12-31 | 2022-12-23 | 陕西烽火电子股份有限公司 | 一种快速捷变的宽带频率合成器 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4234929A (en) * | 1979-09-24 | 1980-11-18 | Harris Corporation | Control device for a phase lock loop vernier frequency synthesizer |
NL8001903A (nl) * | 1980-04-01 | 1981-11-02 | Philips Nv | Inrichting voor het versterken van een gemoduleerd draaggolfsignaal. |
US4388597A (en) * | 1980-06-03 | 1983-06-14 | Motorola Inc. | Frequency synthesizer having plural phase locked loops |
DE3273877D1 (en) * | 1981-06-30 | 1986-11-27 | Link Waldemar Gmbh Co | Joint endoprosthesis |
ZA824464B (en) * | 1981-07-03 | 1983-04-27 | Smith & Nephew Res | Cement compositions |
US4785260A (en) * | 1986-03-18 | 1988-11-15 | International Mobile Machines Corporation | Frequency synthesizer for broadcast telephone system having multiple assignable frequency channels |
JPS63151220A (ja) * | 1986-12-16 | 1988-06-23 | Matsushita Electric Ind Co Ltd | マイクロ波帯周波数シンセサイザ |
US4839603A (en) * | 1987-09-24 | 1989-06-13 | Unisys Corporation | Multiple-loop microwave frequency synthesizer using two phase lockloops |
JP2531742B2 (ja) * | 1988-05-17 | 1996-09-04 | 株式会社東芝 | 電圧制御発振回路 |
US4940950A (en) * | 1988-08-12 | 1990-07-10 | Tel-Instrument Electronics Corporation | Frequency synthesis method and apparatus using approximation to provide closely spaced discrete frequencies over a wide range with rapid acquisition |
JP2881791B2 (ja) * | 1989-01-13 | 1999-04-12 | ソニー株式会社 | 周波数シンセサイザ |
JPH02244820A (ja) * | 1989-03-16 | 1990-09-28 | Oki Electric Ind Co Ltd | Pll回路 |
US4912432A (en) * | 1989-04-17 | 1990-03-27 | Raytheon Company | Plural feedback loop digital frequency synthesizer |
US4965533A (en) * | 1989-08-31 | 1990-10-23 | Qualcomm, Inc. | Direct digital synthesizer driven phase lock loop frequency synthesizer |
US4943787A (en) * | 1989-09-05 | 1990-07-24 | Motorola, Inc. | Digital time base generator with adjustable delay between two outputs |
JPH04313917A (ja) * | 1991-03-29 | 1992-11-05 | Mitsubishi Electric Corp | ダブルpll装置 |
DE4113865A1 (de) * | 1991-04-27 | 1992-10-29 | Ant Nachrichtentech | Mikrowellenoszillator |
JPH0537435A (ja) * | 1991-07-31 | 1993-02-12 | Nec Corp | Tdma方式に用いる局部発振周波数シンセサイザ |
US5105168A (en) * | 1991-08-28 | 1992-04-14 | Hewlett-Packard Company | Vector locked loop |
FR2683105A1 (fr) * | 1991-10-29 | 1993-04-30 | Erfatec Sarl | Synthetiseur a boucle auxiliaire de reference spectrale. |
US5150078A (en) * | 1991-11-29 | 1992-09-22 | Hughes Aircraft Company | Low noise fine frequency step synthesizer |
-
1993
- 1993-02-08 US US08/015,957 patent/US5317284A/en not_active Expired - Lifetime
-
1994
- 1994-02-04 CA CA002114984A patent/CA2114984C/en not_active Expired - Lifetime
- 1994-02-04 IL IL108564A patent/IL108564A/en not_active IP Right Cessation
- 1994-02-07 NO NO940398A patent/NO940398L/no unknown
- 1994-02-08 AU AU55009/94A patent/AU654789B2/en not_active Ceased
- 1994-02-08 JP JP6014506A patent/JPH0795071A/ja active Pending
- 1994-02-08 EP EP94300907A patent/EP0611134B1/en not_active Expired - Lifetime
- 1994-02-08 ES ES94300907T patent/ES2107126T3/es not_active Expired - Lifetime
- 1994-02-08 DE DE69405791T patent/DE69405791T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NO940398D0 (no) | 1994-02-07 |
EP0611134A1 (en) | 1994-08-17 |
AU654789B2 (en) | 1994-11-17 |
EP0611134B1 (en) | 1997-09-24 |
DE69405791D1 (de) | 1997-10-30 |
NO940398L (no) | 1994-08-09 |
ES2107126T3 (es) | 1997-11-16 |
CA2114984C (en) | 2000-05-02 |
AU5500994A (en) | 1994-08-18 |
US5317284A (en) | 1994-05-31 |
DE69405791T2 (de) | 1998-05-14 |
CA2114984A1 (en) | 1994-08-09 |
JPH0795071A (ja) | 1995-04-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FF | Patent granted | ||
RH | Patent void |